There are
952 mi
from Stoughton, WI to Thornton, CO
That's the driving distance. It would take 17 hours 14 mins to go from Stoughton, Wisconsin to Thornton, Colorado.
The flight distance (direct flight from Stoughton, WI to Thornton, CO) is 841.92 mi.
952 mi = 1,531.46 kms